This is my chair.(改为一般疑问句)

This is my chair.(改为一般疑问句) My backpack is under my chair.（改为一般疑问句） this chair is too hard 改为一般疑问句 改为how引导的感叹句.This chair is very beautful. My key is on the chair 改为一般疑问句 they're on the chair. （改为一般疑问句并做肯定回答）this is my room.（改为一般疑问句并做肯定回答） This is not my bag . My is on the chair, (改正错误的地方) This is not my bag .My is on the chair,(改正错误的地方)为什么急 This isn't my trumpet. ______(my) is next to the chair.适当形式、、 This is my friend This ( )( )my friend(改为否定句) This is my sister.改为复数形式、 This is my brother.(改为复数） This is my friend 改为复数形式 This is my dictionary.改为疑问句 This is my eraser 改为一般疑问句. This is my cousin.改为复数形式. This is my uncle (改为一般疑问句) this is my friend改为疑问句